Scientists found millions of Americans may be regularly exposed to dangerous levels of arsenic, and they may not even know it ...

Recent headlines have drawn attention to naming conventions and mapping technology. But maps have always been political, ...

Tucked deep beneath Tennessee’s Smoky Mountains, the Lost Sea, America’s largest underground lake.

Researchers found that certain parts of the US are exposed to high levels of the toxin, putting the purity of local tap water ...

Residents across Georgia and neighboring states saw a large fireball descending out of the sky with many reporting a sonic ...

The animals that plummeted 85 feet into Wyoming’s Natural Trap Cave provide a layered history of life dating back to the ...

The Dismal Swamp Trail, despite its uninspiring name, delivers some of the most inspiring views in the state. This 1.5-mile path includes a 70-foot observation tower that rewards climbers with a ...

Welcome to Falling Waters State Park in Chipley, where Florida’s tallest waterfall plunges 73 dramatic feet into a cylindrical limestone sinkhole, then vanishes completely underground like nature’s ...

Not all snakes are dangerous, but it’s important to know which species you might encounter while swimming in these lakes and ...

A version of this article appears in print on June 21, 2025, Section A, Page 16 of the New York edition with the headline: Maps Might Be Lost as Cuts Threaten Geological Surveys.